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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 939-01.09 BORING NO. GW-9 <br /> PROJECT NAME Harney Lane Landfill PAGE 2 OF 3 <br /> BY L. Gallagher DATE 10/8/91 SURFACE ELEV. ft. <br /> to . W LITHO- WELL <br /> Uj kc. J <br /> _j <br /> WGRAPHIC DESCRIPTION <br /> 1=0 L CL DETAIL <br /> W COLUMN <br /> _j <br /> cc <br /> GRAVELLY SAND (SW), continued. <br /> • @22': sandy clay interbedded with seams of <br /> light gray (7.5YR, N610); moderate- to <br /> . . . . . high-plasticity clay. <br /> 25— <br /> • <br /> SELT (ML), brown (10YR, 4/3); 5-10% very fine <br /> — to medium sand, subangular to subrounded; <br /> 30— .90-95% low-plasticity fines; damp. <br /> SANDY CLAY (CL), brown (I OYR, 5/3); trace <br /> gravel; 20-30% very fine to coarse sand, <br /> subangular to subrounded; 70-80% <br /> 35 moderate-plasticity fines; moderate iron-oxide- <br /> staining; damp. <br /> 40 <br /> REMARKS <br /> Boring drilled with 6-inch-diameter solid flight augers. Boring converted to a 0.6-inch-M PVC Tri-level Gas <br /> Probe. Logged from drill cuttings. <br /> E WMO N <br />